<?php
function dpa_add_css() {
	wp_enqueue_style( 'dp-achievements-structure', WP_PLUGIN_URL . '/achievements/dp-achievements/css/structure.css' );	
	wp_print_styles();
}
add_action( 'wp_head', 'dpa_add_css' );

function dpa_add_admin_css() {
	wp_enqueue_style( 'dp-achievements-admin', WP_PLUGIN_URL . '/achievements/dp-achievements/css/admin.css' );	
	wp_print_styles();
}
add_action( 'admin_head', 'dpa_add_admin_css' );
?>